Diphenhydramine Citrate Secondary StandardDiphenhydramine Citrate API 2-(Diphenylmethoxy)-N,N-dimethylethanamine 2-Hydroxy-1,2,3-propanetricarboxylate

4-Formylamino AntipyrineDipyrone IMP N-(2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)formamide

Domperidone Impurity ADomperidone IMP 1-(piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one

DiphenylmethanoneDiphenhydramine IMP Diphenyl ketone

Bis(diphenylmethyl) EtherDiphenhydramine IMP (oxybis(methanetriyl))tetrabenzene

Diphenhydramine N-OxideDiphenhydramine IMP 2-(Diphenylmethoxy)-N,N-dimethylethanamine N-Oxide

4-Methyldiphenhydramine HydrochlorideDiphenhydramine IMP N,N-dimethyl-2-(phenyl(p-tolyl)methoxy)ethanamine

Bromazine HydrochlorideDiphenhydramine IMP 2-((4-bromophenyl)(phenyl)methoxy)-N,N-dimethylethanamine

Diphenhydramine Impurity DDiphenhydramine IMP Diphenylmethanol

LinarineDiosmin IMP 7-[[6-O-(6-Deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl]oxy]-5-hydroxy-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one